gstreamer/subprojects/gst-plugins-bad/sys/wic/plugin.cpp
Seungha Yang f8016687a4 wic: Add support for JPEG and PNG decoding
Adding Windows Imaging Component (WIC) plugin with JPEG/PNG decoding
support.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1605>
2022-03-03 00:00:54 +00:00

77 lines
2.3 KiB
C++

/* GStreamer
* Copyright (C) 2022 Seungha Yang <seungha@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <gst/gst.h>
#include "gstwicimagingfactory.h"
#include "gstwicjpegdec.h"
#include "gstwicpngdec.h"
GST_DEBUG_CATEGORY (gst_wic_debug);
GST_DEBUG_CATEGORY (gst_wic_utils_debug);
#define GST_CAT_DEFAULT gst_wic_debug
static gboolean
plugin_init (GstPlugin * plugin)
{
GstWicImagingFactory *factory;
HRESULT hr;
GST_DEBUG_CATEGORY_INIT (gst_wic_debug,
"wic", 0, "Windows Imaging Component");
GST_DEBUG_CATEGORY_INIT (gst_wic_utils_debug, "wicutils", 0, "wicutils");
factory = gst_wic_imaging_factory_new ();
if (!factory)
return TRUE;
hr = gst_wic_imaging_factory_check_codec_support (factory,
TRUE, GUID_ContainerFormatJpeg);
if (SUCCEEDED (hr)) {
gst_element_register (plugin,
"wicjpegdec", GST_RANK_SECONDARY, GST_TYPE_WIC_JPEG_DEC);
} else {
GST_INFO_OBJECT (factory,
"Jpeg decoder is not supported, hr: 0x%x", (guint) hr);
}
hr = gst_wic_imaging_factory_check_codec_support (factory,
TRUE, GUID_ContainerFormatPng);
if (SUCCEEDED (hr)) {
gst_element_register (plugin,
"wicpngdec", GST_RANK_SECONDARY, GST_TYPE_WIC_PNG_DEC);
} else {
GST_INFO_OBJECT (factory,
"Png decoder is not supported, hr: 0x%x", (guint) hr);
}
gst_object_unref (factory);
return TRUE;
}
GST_PLUGIN_DEFINE (GST_VERSION_MAJOR,
GST_VERSION_MINOR,
wic,
"Windows Imaging Component (WIC) plugin",
plugin_init, VERSION, "LGPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)